钻孔名称 | 8煤顶板到基岩面距离(m) | 砂岩累计厚度(m) | 泥岩累计厚度(m) | 砂岩占比(%) | 泥岩占比(%) | 砂泥比 |
11-5 | 77.91 | 39.96 | 35.35 | 53.06 | 46.94 | 1.13 |
13-5 | 134 | 57.25 | 66.02 | 46.44 | 53.56 | 0.87 |
12-6 | 119.25 | 28.15 | 86.9 | 24.47 | 75.53 | 0.32 |
15-4 | 368.5 | 94.51 | 268.97 | 26.00 | 74.00 | 0.35 |
16-5 | 354.9 | 166.85 | 175.2 | 48.78 | 51.22 | 0.95 |
16-6 | 322.81 | 164.96 | 75.43 | 68.62 | 31.38 | 2.19 |
17-3 | 357.1 | 146.42 | 199.43 | 42.34 | 57.66 | 0.73 |